javascript - React native passing functions from main App.js file to screens in navigation using TabNavigator and StackNavigator -


in app.js file have function:

resettoken = () => {         try {             ...         } catch (error) {             ...         }     };

and navigation component:

<myrootnavigation resettoken={this.resettoken} />

and in myrootnavigation:

const simplestack = tabnavigator({         settings: {             screen: settingsscreen         },         notification: {             screen: notificationscreen         },         ...

how settingsscreen know resettoken function?


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